21472912 (number)

21472912 is an even 8-digits composite number following 21472911 and preceding 21472913. In scientific notation, it is written as 2.1472912 × 10^7. The sum of its digits is 28. It has a total of 6 prime factors and 20 positive divisors. There are 10707488 positive integers (up to 21472912) that are relatively prime to 21472912.

Interesting facts

Basic properties

Name

Name twenty-one million four hundred seventy-two thousand nine hundred twelve

Notation

Scientific notation 2.1472912 × 10^7
Engineering notation 2.1472912 × 10^6

Prime Factorization of 21472912

Prime Factorization 2 × 2 × 2 × 2 × 419 × 3203

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 2684114
Product of the distinct prime numbers

The prime factorization of 21472912 is 2 × 2 × 2 × 2 × 419 × 3203. Since it has a total of 6 prime factors.

Most popular turbo-numbers

5, 3, 15, 55, 691, 5, 7897, 3951, 55757, 42000, 562584, 445818, 4824233, 2814727, 65210715, 15621558, 402988150, 855354468, 7487021333, 4669287013

Basic calculations (n = 21472912)

Multiplication

n×y
n×2 42945824
n×3 64418736
n×4 85891648
n×5 107364560

Division

n÷y
n÷2 10736456
n÷3 7157637.3333333
n÷3 5368228
n÷5 4294582.4

Exponentiation

ny
n2 461085949759744
n3 9.9008580236274E+21
n4 2.1260025306585E+29
n5 4.5651465252606E+36

Nth Root

y√n
2√n 4633.8873529683
3√n 277.94806061737
4√n 68.072662302633
5√n 29.266998739309

Divisors of 21472912

1, 2, 4, 8, 16, 419, 838, 1676, 3203, 3352, 6406, 6704, 12812, 25624, 51248, 1342057, 2684114, 5368228, 10736456, 21472912

20 divisors

τ Total Divisors 20
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21472911
Sum of the proper positive divisors of n
A Arithmetic Mean 0.05
Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n))
G Geometric Mean 1
Returns the nth root of the product of n divisors
H Harmonic Mean 20
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21472912 can be divided by 20 positive divisors. The sum of these divisors (counting 21472912) is 1, the average is 0.05.

Base conversion 21472912

Base System Value
2 Binary 1010001111010011010010000
3 Ternary 1111101221022001
4 Quaternary 1101322122100
5 Quinary 20444113122
6 Senary 2044123344
8 Octal 121723220
10 Decimal 21472912
12 Duodecimal 7236554
16 Hexadecimal 147a690
20 Vigesimal 6e425c
36 Base36 cs8ls

Cryptographic Hash Functions

md5 ffe7ae52e6a41d827877d089387930be
sha1 638f037f2cd5806a350e6b4bb98a0e5c4c8434f6
sha256 96ea5f9b2de3d218e35c93ad2046888cf3df57bec52f3e5c6a674accf60dfe14
sha512 53485eee4aedacadd66af13bba129179166f98c9a226992b425d156325334e8964a1dc3c3615669e9786ef1e42f3044148cd3b809312f157f89939d0266b109d
ripemd-160 8afc4edd3e1b8c0f338b9cb1bb13b47214935878

21472912 as geometric shapes

Circle

Radius = n
Diameter 42945824
Circumference 134918285.18076
Area 1.4485442324387E+15

Sphere

Radius = n
Volume 4.1472617108351E+22
Surface area 5.7941769297547E+15
Circumference 134918285.18076

Square

Length = n
Perimeter 85891648
Area 461085949759744
Diagonal 30367283.374044

Cube

Length = n
Surface area 2766515698558464
Volume 9.9008580236274E+21
Space diagonal 37192174.570455

Equilateral Triangle

Length = n
Perimeter 64418736
Area 1.9965607291001E+14
Altitude 18596087.285228

Triangular Pyramid

Length = n
Surface area 1.9965607291001E+14
Volume 1.166827308012E+21
Height 10122427.791348